[DELIVERY]During your Mission Phase, you can reveal the top 6 cards of your Deck. If there are 1 or more Ninja cards with an Entrance cost of 1 or less and a Lightning Symbol, you can discard this Ninja. In that case, put 1 of them in play and return the rest and shuffle your Deck.

"Once a package has been entrusted to a messenger ninja, he is absolutely forbidden from ever opening it or examining its contents."